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Finding the Fourth Proportional to 500,773.26, 750,634.99 and 185,028.78

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Solution

The fourth proportional to 500,773.26, 750,634.99 and 185,028.78 is: 277,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,773.26 : 750,634.99 = 185,028.78 : x
  2. Step 2: Convert to fraction form
    500,773.26/750,634.99 = 185,028.78/x
  3. Step 3: Cross multiply
    500,773.26x = 750,634.99 × 185,028.78
  4. Step 4: Simplify right side
    500,773.26x = 138,889,076,425.01
  5. Step 5: Solve for x
    x = 138,889,076,425.01/500,773.26
  6. Step 6: Final answer
    x = 277,349.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.